Solve for r please. Will give brainliest

What is the value of this expression when b= 5 6 (2b-4)

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Write and solve a real word problem that involves determining distance on a coordinate plane